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Questions tagged [mathematica-8]

For questions specific to version 8.x.x of Wolfram Mathematica, or not applicable to versions 7 or earlier. Dedicated Mathematica Stack Exchange site: https://mathematica.stackexchange.com/

199 questions
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How to set up Intel C++ Composer XE for Mathematica for Windows?

I tried Needs["CCompilerDriver`IntelCompiler`"] greeter = CreateExecutable[StringJoin["#include \n", "int main(){\n", " printf(\"Hello world.\\n\");\n", "}\n"], "hiworld", "Compiler" -> IntelCompiler, "CompilerInstallation" ->…
Osiris Xu
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solve expression for an equation

I'd like to solve the following expression: for the following equation: How? Is there a function for that. This was just an example. Solve the expression means finds the value of the expression by substituting in the equation, so a+b =…
user342552
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Mathematica CDF Player does not play my Animation correctly

I wrote an animation with Mathematica 8.04 and saved it as myfile.cdf. It plays nicely on my computer which has mathematica installed. If I play this on a different computer with only Mathematica cdf player installed, it only plays a fraction of the…
user1078128
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How to use InterpolatingFunction generated by Mathematica 5.2 in version 8.0.1?

Let us interpolate the same data using Mathematica 5.2, 7.0.1 and 8.0.1: Interpolation[{{0, 0}, {1, 1}, {2, 3}, {3, 4}, {4, 3}, {5, 0}}] // InputForm The outputs are: Mathematica 5.2: InterpolatingFunction[{{0, 5}}, {2, 0, True, False, {3}, {0}},…
Alexey Popkov
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Goal Seek, in Mathematica

For an experiment, we generated in Matlab some images made out of 8 Disks. We constrained, the minimum distance between the disks and between the disks and the frame as well as the location of the Disks Center Of Gravity (COG). Bellow an example of…
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How can i use Descarta2D package for Mathematica?

Recently I download a pdf book named -"Exploring Analytical Geometry with Mathematica ".In this book, they used a package "Descarta2D". I can't understand how can I add these packages in my Mathematica. I look at many websites to solve this problem…
tasneem alam
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Finding inverse of a matrix using Gauss - Jordan Method

I am trying to write a program that finds the inverse of an nxn matrix in Mathematica. I've been able to find matrices that don't find the inverse of the matrix but whose product has a determinant of 1, lol. Can you tell me where I went wrong? m =…
yasirbagci
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How do I add numbers to each subset in Wolfram mathematica?

Say I have a deck of 52 cards. I now remove two cards from the deck, say it is Diamond 2 and 4. I now create a subset {5} meaning I print every 5 card combination of the 50 cards I have left. How do I now add back both the diamond 2 and 4 into each…
Dyson
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Pass list element by reference in Mathematica

I am working with this data structure which I call an "associationList", which has the following format: <| key1->{value1, value2,...}, key2->{value1,value2,...},...|> I want to have the function Add[assocList_,key_,value_] add key->{value} to the…
Lucas Mumbo
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Reusing a function expansion by changing variable in Mathematica

I am using Spherical Hankel Functions, and making a tabulated form like this : Table[SHF[n, z ] = FunctionExpand[SphericalHankelH1[n, z]], {n, 1, 5, 1}] // TableForm Now, I need to use the z as different variables, keeping it as function…
ZeroTwo
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ContextPath of a cell

How do you change the $ContextPath of a cell without using Prepend: $ContextPath = Prepend[$ContextPath, "PackageName`"] I was looking around at the Documentation for $ContextPath and I decided to evaluate the first input cell in there. Before…
jmlopez
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In parallel processing, how to make each processor execute a block of program using mathematica

I want to write a block of C code and send it to every processor to execute it Is that possible using mathematica? using gateway to link C with mathematica or what ever thank you all .. :)
Omar Osama
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Streamlines in Mathematica

Can someone suggest a better way to solve for streamlines in Mathematica? P.S. StreamPlot is not providing accurate results. Here, velocity is u[x,y] i + v0[x,y] j. p0x[x] is the pressure gradient. The last line in the code is taking too long to…
Anubhav Kamal
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Mathematica: How to evaluate this function?

I need to evaluate a function in 2D but it has three unknowns, the two arguments (x, y) and alpha. I need to evaluate x and y between {0,100}, while alpha between {0,1}. The function is: f(x, y) = x ^ (a) * y ^ (1-a) Thank you!
Bernardita
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Mathematica: Non-intersecting line segments

How can we tell Mathematica to gives us a set of non-intersecting lines? In this case two lines intersect if they have a point (not an endpoint) in common. Consider this simple case: l1 = {{-1, 0}, {1, 0}}; l2 = {{0, -1}, {0, 1}}; lines = {l1,…
jmlopez
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